Re: [libvirt PATCH] storage_backend_fs: use MKFS ony if WITH_STORAGE_FS is defined
On 4/21/21 3:33 PM, Pavel Hrdina wrote:
The code in storage_backend_fs is used for storage_dir and
storage_fs
drivers so some parts need to be guarded by checking for
WITH_STORAGE_FS.
Fixes: 16c69e7aaed4cabfd8e8c19cc326854d4c480437
Signed-off-by: Pavel Hrdina <phrdina(a)redhat.com>
---
GitLab CI faild on MacOS and FreeBSD where storage_fs is disabled.
src/storage/storage_backend_fs.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/src/storage/storage_backend_fs.c b/src/storage/storage_backend_fs.c
index af645ea9de..e6a348521d 100644
--- a/src/storage/storage_backend_fs.c
+++ b/src/storage/storage_backend_fs.c
@@ -401,6 +401,7 @@ static int
virStorageBackendExecuteMKFS(const char *device,
const char *format)
{
+#if WITH_STORAGE_FS
g_autoptr(virCommand) cmd = NULL;
g_autofree char *mkfs = virFindFileInPath(MKFS);
@@ -431,6 +432,7 @@ virStorageBackendExecuteMKFS(const char *device,
if (virCommandRun(cmd, NULL) < 0)
return -1;
+#endif /* WITH_STORAGE_FS */
return 0;
}
This function has only one caller so we can be sure for now that it is
not called when !WITH_STORAGE_FS but I think we would be much more safe
if in that case an error would be returned, instead of return 0.
Can't we do something like this?
diff --git c/src/storage/storage_backend_fs.c
w/src/storage/storage_backend_fs.c
index af645ea9de..09da8ec8b6 100644
--- c/src/storage/storage_backend_fs.c
+++ w/src/storage/storage_backend_fs.c
@@ -402,7 +402,11 @@ virStorageBackendExecuteMKFS(const char *device,
const char *format)
{
g_autoptr(virCommand) cmd = NULL;
- g_autofree char *mkfs = virFindFileInPath(MKFS);
+ g_autofree char *mkfs = NULL;
+
+#ifdef MKFS
+ mkfs = virFindFileInPath(MKFS);
+#endif
if (!mkfs) {
virReportError(VIR_ERR_INTERNAL_ERROR,
@@ -412,7 +416,7 @@ virStorageBackendExecuteMKFS(const char *device,
return -1;
}
- cmd = virCommandNewArgList(MKFS, "-t", format, NULL);
+ cmd = virCommandNewArgList(mkfs, "-t", format, NULL);
/* use the force, otherwise mkfs.xfs won't overwrite existing fs.
* Similarly mkfs.ext2, mkfs.ext3, and mkfs.ext4 require supplying -F
Michal